C. Lanziano, M. Costa, S. Moya, D. Barrett, C. Rodella, R. Guirardello, Ni/TiO₂ Catalysts for Liquid-Phase Hydrogenation of Levulinic Acid to ?-Valerolactone, Chemical Engineering Transactions. 65 (2018) 139-144. doi:10.3303/CET1865024.